5

link integrity light

• Green — A good connection exists between a 10-Mbps network and the

 

 

computer.

 

 

• Orange — A good connection exists between a 100-Mbps network and the

 

 

computer.

 

 

• Yellow — A good connection exists between a 1000-Mbps (or 1-Gbps) network

 

 

and the computer.

 

 

• Off — The computer is not detecting a physical connection to the network.

 

 

 

6

network adapter

To attach your computer to a network or broadband device, connect one end of a

 

connector

network cable to either a network jack or your network or broadband device.

 

 

Connect the other end of the network cable to the network adapter connector on

 

 

your computer. A click indicates that the network cable has been securely

 

 

attached.

 

 

NOTE: Do not plug a telephone cable into the network connector.

 

 

On computers with an additional network connector card, use the connectors on

 

 

the card and on the back of the computer when setting up multiple network

 

 

connections (such as a separate intra- and extranet).

 

 

It is recommended that you use Category 5 wiring and connectors for your

 

 

network. If you must use Category 3 wiring, force the network speed to 10 Mbps to

 

 

ensure reliable operation.

 

 

 

7

network activity light

Flashes a yellow light when the computer is transmitting or receiving network

 

 

data. A high volume of network traffic may make this light appear to be in a steady

 

 

"on" state.

8USB 2.0 connectors (2) It is recommended that you use the front USB connectors for devices that you connect occasionally, such as flash memory keys, cameras, or bootable USB devices.

Use the back USB connectors for devices that typically remain connected, such as printers and keyboards.

9

IEEE 1394 connector

Use the IEEE 1394 connector for high-speed data devices such as digital video

 

 

cameras and external storage devices.

 

 

 

10

keyboard connector

If you have a standard keyboard, plug it into the purple keyboard connector. If you

 

 

have a USB keyboard, plug it into a USB connector.

 

 

 

11

line-in connector

Use the blue line-in connector to attach a record/playback device such as a cassette

 

 

player, CD player, or VCR.

 

 

On computers with a sound card, use the connector on the card.

 

 

 

12

serial connector

Connect a serial device, such as a handheld device, to the serial port. If necessary,

 

 

the address for this port can be modified through System Setup (see your User’s

 

 

Guide for more information).

 

 

 

13

serial connector

Connect a serial device, such as a handheld device, to the serial port. If necessary,

 

 

the address for this port can be modified through System Setup (see your User’s

 

 

Guide for more information).

 

 

 

20

Quick Reference Guide

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Dell D490 manual Network adapter